Details

Time bar (total: 6.8s)

sample76.0ms

Algorithm
intervals
Results
38.0ms539×body80valid

simplify147.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
06615
120414
263114
3146814
4246414
5390914
6500114

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.2b

localize22.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.2b
(* (* j 27.0) k)
4.1b
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
4.9b
(* (* (* x 18.0) y) z)

rewrite122.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
11×add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
associate-*l*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
6.0ms
(* (* x 18.0) y)
6.0ms
(* (* j 27.0) k)
82.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
24.0ms
(* (* (* x 18.0) y) z)

series182.0ms

Counts
4 → 12
Calls
4 calls:
20.0ms
(* (* x 18.0) y)
21.0ms
(* (* j 27.0) k)
115.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
26.0ms
(* (* (* x 18.0) y) z)

simplify64.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (13.0ms)

IterNodesCost
0406472
12141393
25001393

prune347.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 2.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 18.0) y)
0.2b
(* j (* 27.0 k))
4.1b
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
4.9b
(* (* (* x 18.0) y) z)

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
25×pow1 add-exp-log add-cbrt-cube
13×pow-prod-down prod-exp cbrt-unprod
11×add-sqr-sqrt
10×associate-*r*
add-cube-cbrt *-un-lft-identity
associate-*l*
*-commutative add-log-exp
distribute-rgt-in sub-neg distribute-lft-in associate-*r/
flip3-- flip-- unswap-sqr
Counts
4 → 81
Calls
4 calls:
6.0ms
(* (* x 18.0) y)
5.0ms
(* j (* 27.0 k))
80.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
23.0ms
(* (* (* x 18.0) y) z)

series176.0ms

Counts
4 → 12
Calls
4 calls:
19.0ms
(* (* x 18.0) y)
21.0ms
(* j (* 27.0 k))
110.0ms
(* t (- (* (* (* x 18.0) y) z) (* a 4.0)))
26.0ms
(* (* (* x 18.0) y) z)

simplify58.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0398471
12030392
25001392

prune345.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 1.9b

localize28.0ms

Local error

Found 4 expressions with local error:

4.9b
(* (* (* x 18.0) y) z)
16.5b
(cbrt (* (* (* x 18.0) y) z))
16.5b
(cbrt (* (* (* x 18.0) y) z))
16.5b
(cbrt (* (* (* x 18.0) y) z))

rewrite74.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log add-cbrt-cube
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
cbrt-prod pow1/3 associate-*r*
associate-*l* *-commutative
Counts
4 → 48
Calls
4 calls:
20.0ms
(* (* (* x 18.0) y) z)
18.0ms
(cbrt (* (* (* x 18.0) y) z))
18.0ms
(cbrt (* (* (* x 18.0) y) z))
18.0ms
(cbrt (* (* (* x 18.0) y) z))

series369.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(* (* (* x 18.0) y) z)
113.0ms
(cbrt (* (* (* x 18.0) y) z))
114.0ms
(cbrt (* (* (* x 18.0) y) z))
116.0ms
(cbrt (* (* (* x 18.0) y) z))

simplify36.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
0242374
11048319
25002310

prune406.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 1.9b

localize28.0ms

Local error

Found 4 expressions with local error:

4.9b
(* (* (* (cbrt (* (* x 18.0) y)) (cbrt (* (* x 18.0) y))) (cbrt (* (* x 18.0) y))) z)
12.2b
(cbrt (* (* x 18.0) y))
12.2b
(cbrt (* (* x 18.0) y))
12.2b
(cbrt (* (* x 18.0) y))

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log
add-cbrt-cube
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
cbrt-prod pow1/3 associate-*r*
associate-*l* *-commutative
Counts
4 → 48
Calls
4 calls:
57.0ms
(* (* (* (cbrt (* (* x 18.0) y)) (cbrt (* (* x 18.0) y))) (cbrt (* (* x 18.0) y))) z)
5.0ms
(cbrt (* (* x 18.0) y))
5.0ms
(cbrt (* (* x 18.0) y))
5.0ms
(cbrt (* (* x 18.0) y))

series373.0ms

Counts
4 → 12
Calls
4 calls:
80.0ms
(* (* (* (cbrt (* (* x 18.0) y)) (cbrt (* (* x 18.0) y))) (cbrt (* (* x 18.0) y))) z)
98.0ms
(cbrt (* (* x 18.0) y))
96.0ms
(cbrt (* (* x 18.0) y))
100.0ms
(cbrt (* (* x 18.0) y))

simplify110.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 3 (104.0ms)

IterNodesCost
0212532
1826394
24345315
35002300

prune313.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 1.9b

regimes941.0ms

Accuracy

18.5% (2.6b remaining)

Error of 4.7b against oracle of 2.1b and baseline of 5.3b

bsearch419.0ms

Steps
ItersRangePoint
10
7.320640770367206e-77
3.336902614120168e-65
1.2403457310672628e-70
6
-1.5073358491969284e-201
-1.4831394625346736e-202
-4.585119752141304e-202

simplify3.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
06339
17339
27639
37639

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.1s16045×body80valid